Mosquito bites do not itch, may be due to less venom into the body, the skin is not sensitive to venom and other reasons.
1. Into the body less venom: mosquitoes in the bite of the skin will be injected in the local venom, thereby stimulating local vasodilatation, triggering itching symptoms. Patients in the mosquito bite, if the mosquito just started to bite, not yet will be injected venom into the skin was repelled, or into the body of the venom less, which will make the venom on the local blood vessel irritation is small, it will be manifested as a non-itch.
2. The skin is not sensitive to venom: if the patient’s own immune function is relatively strong, after being bitten by mosquitoes, autoimmune function will release certain antibodies, which will make the patient appear to be mosquito bites do not itch symptoms.
The same disease, patients with different physical conditions, different stages of the disease, the symptoms are not the same. If uncomfortable symptoms appear, you should consult a doctor in time, under the guidance of the doctor for standardized treatment.